﻿using System;
using System.Collections.Generic;
using System.Text;

namespace Library
{
	/// <summary>
	/// 字段默认值
	/// </summary>
	public class DefaultValue
	{
		public static readonly Int64 Int64 = 0;

		public static readonly Int32 Int32 = 0;

		public static readonly Int16 Int16 = 0;

		public static readonly long Long = 0;
		
		public static readonly Byte Byte = 0;

		public static readonly Double Double = 0;

		public static readonly Single Single = 0;

		public static readonly Decimal Decimal = 0;

		public static readonly DateTime DateTime = DateTime.Parse("1900-1-1");

		public static readonly Boolean Boolean = false;

		public static readonly String String = String.Empty;

		public static readonly Guid Guid = Guid.Empty;

		public static readonly DateTime MinDateTime = new DateTime(1900, 1, 1, 0, 0, 0, 0);

		public static readonly DateTime MaxDateTime = new DateTime(9999, 1, 1, 23, 59, 59, 997);
	}

}
